Read Edit View history 母胎solo mǔtāis'ol'o single-since-birth Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 母胎solo · mǔtāis'ol'o · single-since-birth 2026/03/04 母胎solo mǔtāis'ol'o single-since-birth (slang) never been in a romantic relationship 他都三十岁了，还是个母胎solo。 created sense Mar 4, 2026, 02:25 AM